CN107958943A - A kind of photovoltaic module and production method based on IBC cell packages - Google Patents
A kind of photovoltaic module and production method based on IBC cell packages Download PDFInfo
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- CN107958943A CN107958943A CN201711433437.4A CN201711433437A CN107958943A CN 107958943 A CN107958943 A CN 107958943A CN 201711433437 A CN201711433437 A CN 201711433437A CN 107958943 A CN107958943 A CN 107958943A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 50
- 239000005341 toughened glass Substances 0.000 claims abstract description 23
- 241000446313 Lamella Species 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 4
- 229920002799 BoPET Polymers 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 description 1
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 description 1
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910021418 black silicon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/049—Protective back sheets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
- H01L31/0516—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module specially adapted for interconnection of back-contact solar cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a kind of photovoltaic module and production method based on IBC cell packages, photovoltaic module includes stacking gradually toughened glass layer together, the first encapsulating material layer, IBC battery lamellas, the second encapsulating material layer, conducting resinl and conductive back flaggy.Method is：Choose a piece of tempered glass, the first encapsulating material layer is laid with it, some IBC cell pieces are sequentially placed into, IBC battery lamellas is formed, the second encapsulating material layer is corresponded at the edge electrode of battery and open rectangular opening, conducting resinl is printed with the corresponding battery edge positive and negative electrode of rectangular opening, rectangular opening and electrode print conducting resinl correspond, and can be contacted with conductive backings well, if then the second encapsulating material layer is laid on dry cell, conductive backings are laid with the second encapsulated layer, component is made.The present invention can effectively solve welding stress, while component power is high, and reliability is also guaranteed at the same time.
Description
Technical field
The present invention relates to a kind of photovoltaic module and system for being based on IBC (Interdigitated back contact) battery
Make method, be solar cell module application field.
Background technology
Photovoltaic market is flourishing at present, and new technology is constantly reformed, and pursues the main target that high efficiency is technical progress of industry, by
This is the various technologies that efficiently promote, such as PERC, diamond wire, all numerous and confused volume production such as black silicon, but the common ground of these technologies is all
Electrode is located at the positive back side of battery respectively, and thus caused welding stress, attenuation problem are difficult to solve.In order to evade this skill
Art problem, IBC batteries are good technological approaches, positive and negative electrode are all integrated in battery back, but this battery can not make
Welded with H-type, and single-sided welding reliability is low, fragment rate is very high, and welding stress is not reduced not only, however obvious increase,
The present invention introduces a kind of photovoltaic module and production method based on IBC batteries, can effectively solve welding stress, while component power
Height, decay is small, and reliability can also be guaranteed.
The content of the invention
Goal of the invention：For problems of the prior art and deficiency, the present invention provides a kind of light based on IBC batteries
Lie prostrate component and production method.The method of the present invention makes simple, is easy to industrialization, while manufactures that cost is low, and yield is high, weatherability
It is good, possess good economic and social benefit.
Technical solution：A kind of photovoltaic module based on IBC batteries, including stack gradually toughened glass layer together,
One encapsulating material layer, IBC battery lamellas, the second encapsulating material layer, conducting resinl and conductive back flaggy.
First encapsulating material layer is located in toughened glass layer, and the IBC battery lamellas are located at the first encapsulating material layer
On.
The IBC battery lamellas include some IBC cell pieces.
Some rectangular openings are provided with second encapsulating material layer, the position correspondence of rectangular opening is in IBC battery lamella batteries
The positive and negative anodes of piece edge, rectangular opening are used to expose the conducting resinl that is printed on battery plate electrode, make the conductive layers of conductive backings with
The electrode of IBC cell pieces forms battery strings by conducting resinl good contact.
The conducting resinl is printed on the corresponding IBC cell pieces electrode area of the second encapsulating material layer rectangular opening.
The conductive back flaggy is located on the second encapsulating material layer, and the conductive layer of conductive back flaggy passes through conducting resinl and IBC
Battery plate electrode good contact.
The conductive back flaggy, includes conductive layer and backsheet layer, and conductive layer is aluminium foil or copper foil, backsheet layer be by with
The fluorine plastic film and PET film bonding of weather-proof insulation block-water performance form.
The conductive backings each cell piece edge electrode area and adjacent cell piece edge electrode connecting portion
Position is equipped with conductive layer, and without conductive layer, conductive layer, which is bonded on backboard, forms conductive backings at remaining position, and so several batteries are being just
Anode is together in series by conducting resinl, conductive backings.
First encapsulating material layer is EVA or POE, and EVA lazy flows or precrosslink the type EVA is preferred, the steel
It is the super white patterned tempering of low iron or semi-tempered glass to change glass, and thickness can be 2mm, 2.5mm, 2.8mm, 3.2mm, 4mm.
Second encapsulating material layer is identical with toughened glass layer size, and at rectangular opening position, adjacent IBC cell pieces are just
Negative the two poles of the earth are connected by conducting resinl with conductive backings, and so on, several IBC cell pieces are together in series.
The positive and negative electrode of IBC cell pieces is distributed in cell backside, positive and negative anodes in cell backside into cross-like.
A kind of production method of the above-mentioned photovoltaic module based on IBC batteries, includes the following steps：
Step 1, a piece of tempered glass as photovoltaic module is chosen, the first encapsulating material layer is laid with it, puts successively
Enter some IBC cell pieces, form IBC battery lamellas.
Step 2, one layer of second encapsulating material layer consistent with tempered glass size is chosen, and to this layer of encapsulating material
Rectangular opening is opened, opens the position correspondence of rectangular opening in the positive and negative anodes of IBC cell piece edge, rectangular opening, which is used to expose, is printed on battery electricity
Conducting resinl on extremely, makes conductive backings and the electrode of IBC cell pieces be contacted by conducting resinl, forms battery strings.
Step 3, in the corresponding IBC cell pieces electrode area printing conducting resinl of rectangular opening, then the second of rectangular opening will be held successfully
Encapsulating material layer is laid in IBC battery lamellas, its conducting resinl is corresponded with rectangular opening, is re-layed conductive backings, conductive
The conductive layer of backboard is answered with cell piece edge electrode pair, eventually forms initial component.
Step 4, initial component is laminated, terminal box is connected, frames up, photovoltaic module is made.
Beneficial effect：Compared with prior art, photovoltaic module and making side provided by the present invention based on IBC batteries
Method, has the following advantages that：Photovoltaic module, positive backplate all overleaf, improve positive light receiving rate, improve opto-electronic conversion effect
Rate, power are high.The conductive backings of use, more conventional high molecular material backboard good heat dissipation, component temperature coefficient is small, in system application
Generated energy is high.Welded using conducting resinl, no welding stress, can effectively reduce that processing procedure is hidden to be split, while the production method flow is simple,
Cost is low, and yield is high.
Brief description of the drawings
Fig. 1 is the photovoltaic module schematic cross-section of the embodiment of the present invention；
Fig. 2 is IBC cell backside electrode schematic diagrames；
Fig. 3 is the exploded view of photovoltaic module；
Fig. 4 is adjacent 2 IBC batteries series connection schematic diagram；
Fig. 5 is the corresponding conductive layer schematic diagram of cell piece series connection.
Wherein, 1. toughened glass layers, 2. first encapsulating material layers, 3.IBC battery lamellas, 4. second encapsulating material layers, 5.
There are conductive layer position, 8. negative electrodes, 9. positive electrodes, 10.IBC cell pieces in conductive back flaggy, 6. rectangular openings, 7.
Embodiment
With reference to specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the invention, after the present invention has been read, various equivalences of the those skilled in the art to the present invention
The modification of form falls within the application appended claims limited range.
Embodiment 1, as shown in figs. 1 and 3, based on the photovoltaic module of IBC batteries, including stacks gradually tempering glass together
Glass layer 1, the first encapsulating material layer 2, IBC battery lamellas 3, the second encapsulating material layer 4, conducting resinl and conductive back flaggy 5.
Some IBC cell pieces 10 form IBC battery lamellas 3, as shown in Fig. 2, the positive electrode 9 and negative electricity of IBC cell pieces 10
Pole 8 is distributed across 10 back side of IBC cell pieces.
First encapsulating material layer 2 is located in toughened glass layer 1, and IBC battery lamellas 3 are located on the first encapsulating material layer 2.The
Rectangular opening 6 is provided with two encapsulating material layers 4, the position correspondence of rectangular opening 6 is in the positive electrode 9 and negative electricity of 10 edge of IBC cell pieces
Pole 8,6 position of rectangular opening are used to expose the conducting resinl being printed on 10 electrode of IBC cell pieces, make the conductive layer of conductive back flaggy 5
Contacted with the electrode of IBC cell pieces 10 by conducting resinl, form battery strings.
As shown in figure 4, the two small rectangles drawn in figure are 6 position of opening of rectangular opening of the second encapsulating material layer 4, it is conductive
Glue is printed on the electrode area for 10 edge of IBC cell pieces that rectangular opening 6 exposes.Second encapsulating material layer 4 and 1 ruler of toughened glass layer
It is very little identical, 6 position of rectangular opening is being opened, the positive and negative polarities of adjacent IBC cell pieces 10 are connected by conducting resinl with conductive backings, successively
Analogize, several IBC cell pieces 10 are together in series.
As shown in figure 5, the white box 7 drawn in figure is the part that conductive back flaggy 5 has conductive layer, each cell piece 10
Edge electrode area is equipped with conductive layer with the position that is connected of two neighboring electrode, for cell piece 10 to be connected by conducting resinl
Get up, remaining non-frame portion point is without conductive layer.
Conductive back flaggy 5 is located on the second encapsulating material layer 4, and the conductive layer of conductive back flaggy 5 passes through conducting resinl and IBC electricity
The edge electrode contact of pond piece 10.
Conductive back flaggy 5, includes conductive layer and backsheet layer, and conductive layer is aluminium foil or copper foil, and backsheet layer is by with resistance to
The fluorine plastic film and PET film bonding for waiting insulation block-water performance form.
First encapsulating material layer 2 is EVA or POE, and the tempered glass of toughened glass layer 1 is the super white patterned tempering of low iron or half
Tempered glass, thickness can be 2mm, 2.5mm, 2.8mm, 3.2mm, 4mm.
The positive and negative electrode of IBC cell pieces 10 is distributed in cell backside, positive and negative anodes in cell backside into cross-like.
Embodiment 2, the production method of the above-mentioned photovoltaic module based on IBC batteries, includes the following steps：
Step 1, the tempered glass of a piece of 3.2mm thickness as photovoltaic module is chosen, is laid with the first package material on it
Bed of material 2POE, is sequentially placed into some 156*156mmIBC cell pieces 10, forms IBC battery lamellas 3.
Step 2, one layer of second encapsulating material layer 4POE consistent with tempered glass size is cut, and the layer is encapsulated
Material opens rectangular opening 6, opens the position correspondence of rectangular opening 6 in the positive and negative anodes of 10 edge of IBC cell pieces, 6 a length of 156mm wide of rectangular opening
For 4mm, another electrode of battery should not be exposed.
Step 3, at 10 positive and negative electrodes of each battery side piece of the battery layers of laying, i.e., expose at corresponding rectangular opening
Electrode area printing conducting resinl, then the second encapsulating material layer 4 for holding rectangular opening 6 successfully is laid in IBC battery lamellas 3, made
Conductive backings are contacted well with the electrode of IBC cell pieces 10 by conducting resinl, are formed battery strings, are re-layed conductive backings, conductive
The conductive layer of backboard is answered with 10 edge electrode pair of cell piece, eventually forms initial component.
Step 4, initial component is laminated, terminal box is connected, frames up, photovoltaic module is made.
Embodiment 3, chooses the tempered glass of a piece of 4mm thickness, is laid with 2 precrosslink type of the first encapsulating material layer on it
EVA, is sequentially placed into some 125*125mmIBC cell pieces 10, forms IBC battery lamellas 3, cuts one layer of tempered glass size one
The second encapsulating material layer 4 caused, and rectangular opening 6 is opened to this layer of encapsulating material, its position and the positive and negative anodes of 10 edge of IBC cell pieces
Unanimously, 6 a length of 125mm wide of rectangular opening is 3mm, should not expose another electrode of battery, battery layers each battery edge just
The electrode print conducting resinl leaked out at negative electrode at i.e. corresponding rectangular opening, then the second encapsulating material layer 4 for holding hole successfully is laid on
If on dry cell, it is set to be contacted with conductive backings well.Re-lay conductive backings, conductive layer and the cell piece edge of conductive backings
Electrode pair is answered, last laminated compenent, and connection terminal box frames up, and component is made.
Claims (9)
1. a kind of photovoltaic module based on IBC batteries, it is characterised in that including stacking gradually toughened glass layer together,
One encapsulating material layer, IBC battery lamellas, the second encapsulating material layer, conducting resinl and conductive back flaggy.
2. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that first encapsulating material layer is set
In toughened glass layer, the IBC battery lamellas are located on the first encapsulating material layer.
3. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that if the IBC battery lamellas include
Dry IBC cell pieces.
4. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that on second encapsulating material layer
Some rectangular openings are provided with, the position correspondence of rectangular opening is in the positive and negative anodes of IBC cell piece edge, the positive and negative anodes of IBC cell piece edge
On be printed with conducting resinl, rectangular opening is used to expose the conducting resinl being printed on battery electrode, and rectangular opening is a pair of with battery electrode one
Should, the conductive layer of conductive back flaggy is contacted with the electrode of IBC cell pieces by conducting resinl, form battery strings.
5. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that the conductive back flaggy is located at
On two encapsulating material layers, the conductive layer of conductive back flaggy is contacted by conducting resinl with IBC battery plate electrodes.
6. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that the conductive back flaggy, includes
Conductive layer and backsheet layer, conductive layer are aluminium foil or copper foil, and backsheet layer is by the fluorine plastic film with weather-proof insulation block-water performance
Formed with PET film bonding.
7. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that the conductive backings are in each electricity
The electrode connecting portion position of the edge electrode area of pond piece and two adjacent cell piece edge is equipped with conductive layer, remaining position is without conduction
Layer, conductive layer, which is bonded on backsheet layer, forms conductive backings, and so several battery plus-negative plates pass through conducting resinl, conductive backings string
Connection gets up.
8. the photovoltaic module as claimed in claim 1 based on IBC batteries, it is characterised in that first encapsulating material layer is
EVA or POE, the EVA are lazy flow or precrosslink type EVA, and the tempered glass is the super white patterned tempering of low iron or half steel
Change glass, thickness can be 2mm, 2.5mm, 2.8mm, 3.2mm, 4mm.
9. a kind of production method of the photovoltaic module based on IBC batteries described in claim 1-8 any one, its feature exist
In：Include the following steps：
Step 1, a piece of tempered glass as photovoltaic module is chosen, the first encapsulating material layer is laid with it, if being sequentially placed into
Dry IBC cell pieces, form IBC battery lamellas；
Step 2, one layer of second encapsulating material layer consistent with tempered glass size is chosen, and square is opened to this layer of encapsulating material
Shape hole, opens the position correspondence of rectangular opening in the positive and negative anodes of IBC cell piece edge, rectangular opening is used to expose to be printed on battery electrode
Conducting resinl, conductive backings and the electrode of IBC cell pieces is contacted by conducting resinl, formed battery strings；
Step 3, conducting resinl, then the second envelope that rectangular opening will be held successfully are printed at the IBC battery plate electrodes at corresponding rectangular opening position
Package material layer is laid in IBC battery lamellas, its conducting resinl is corresponded with rectangular opening, is re-layed conductive backings, conductive back
The conductive layer of plate is answered with cell piece edge electrode pair, eventually forms initial component；
Step 4, initial component is laminated, terminal box is connected, frames up, photovoltaic module is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711433437.4A CN107958943A (en) | 2017-12-26 | 2017-12-26 | A kind of photovoltaic module and production method based on IBC cell packages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711433437.4A CN107958943A (en) | 2017-12-26 | 2017-12-26 | A kind of photovoltaic module and production method based on IBC cell packages |
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| Publication Number | Publication Date |
|---|---|
| CN107958943A true CN107958943A (en) | 2018-04-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711433437.4A Pending CN107958943A (en) | 2017-12-26 | 2017-12-26 | A kind of photovoltaic module and production method based on IBC cell packages |
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Cited By (6)
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| CN110571305A (en) * | 2019-08-26 | 2019-12-13 | 泰州隆基乐叶光伏科技有限公司 | Back contact solar cell module production method and back contact solar cell module |
| CN110690295A (en) * | 2019-08-29 | 2020-01-14 | 泰州隆基乐叶光伏科技有限公司 | Back contact solar cell module production method and back contact solar cell module |
| CN110707170A (en) * | 2019-08-26 | 2020-01-17 | 泰州隆基乐叶光伏科技有限公司 | Back contact solar cell module production method and back contact solar cell module |
| WO2021036201A1 (en) * | 2019-08-26 | 2021-03-04 | 泰州隆基乐叶光伏科技有限公司 | Method for producing back-contact solar cell assembly and back-contact solar cell assembly |
| CN113851553A (en) * | 2020-06-28 | 2021-12-28 | 一道新能源科技(衢州)有限公司 | Assembling method of solar cell module |
| CN116759479A (en) * | 2023-08-17 | 2023-09-15 | 赫里欧新能源有限公司 | IBC battery piece photovoltaic module and preparation method thereof |
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| CN113851553A (en) * | 2020-06-28 | 2021-12-28 | 一道新能源科技(衢州)有限公司 | Assembling method of solar cell module |
| CN116759479A (en) * | 2023-08-17 | 2023-09-15 | 赫里欧新能源有限公司 | IBC battery piece photovoltaic module and preparation method thereof |
| CN116759479B (en) * | 2023-08-17 | 2023-11-14 | 赫里欧新能源有限公司 | IBC battery piece photovoltaic module and preparation method thereof |
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Address after: 214028 Xishi Road, Xinwu District, Wuxi City, Jiangsu Province Applicant after: Jiangsu Rituo Photovoltaic Technology Co., Ltd. Address before: 211800 No. 29 Buyue Road, Pukou Economic Development Zone, Nanjing City, Jiangsu Province Applicant before: Nanjing day care PV Polytron Technologies Inc |
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